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Casting vs using the 'as' keyword in the CLR
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The answer below the line was written in 2008.
C# 7 introduced pattern matching, which has largely replaced the as operator, as you can now write:
if (randomObject is TargetType tt)
{
// Use tt here
}
Note that tt is still in scope after this, but not definitely as...
What's the point of having pointers in Go?
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As a side comment, pass-by-reference was added in C# 2.0 via the "ref" keyword. Of course pointers are still more convenient in certain cases, because we can have pointer to pointer to pointer...
– robbie fan
Dec 18 '17 at 2:53
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What are the dangers when creating a thread with a stack size of 50x the default?
...he basic malware attack vector behind stack buffer overflows. Possible in C# as well, you'd have to use the stackalloc keyword. If you are doing that then the obvious danger is having to write unsafe code that is subject to such attacks, as well as random stack frame corruption. Very hard to diag...
How can I get the line number which threw exception?
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C# one liner: int line = (new StackTrace(ex, true)).GetFrame(0).GetFileLineNumber();
– gunwin
Aug 23 '13 at 12:15
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How to use java.String.format in Scala?
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+1 this is more like what you use as a C# developer. There, we use {0} and {1} instead of %1$ and %2$.
– ashes999
Nov 26 '13 at 2:36
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Does Java have a using statement?
...an already use streams in a try block the same way you would use them in a C# using block. This is equivalent to C#'s using.
As of version 5.0, Hibernate Sessions implement AutoCloseable and can be auto-closed in ARM blocks. In previous versions of Hibernate Session did not implement AutoCloseable....
String.Empty versus “” [duplicate]
...ates an object). So I just created a couple of simple console programs in C# 5 (VS 2013):
class Program
{
static void Main()
{
// Outputs "True"
Debug.WriteLine(string.IsInterned(string.Empty) != null);
}
}
class Program
{
static void Main()
{
// Output...
What is Type-safe?
...I prefer to have my compiler tell me if I made that mistake.
Now, back to C#...
C# supports a language feature called covariance, this basically means that you can substitute a base type for a child type and not cause an error, for example:
public class Foo : Bar
{
}
Here, I created a new cl...
Getting the HTTP Referrer in ASP.NET
...y and reliable way of getting the browser's HTTP Referrer in ASP.Net ( C# ). I know the HTTP Referrer itself is unreliable, but I do want a reliable way of getting the referrer if it is present.
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How to add a delay for a 2 or 3 seconds [closed]
How can I add a delay to a program in C#?
4 Answers
4
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